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KanaDojo かな道場

An aesthetic, minimalist, and highly customizable platform for mastering Japanese, inspired by Duolingo and Monkeytype. Built with Next.js and sponsored by Vercel.

About

KanaDojo is an engaging and user-friendly web-based Japanese learning platform that makes mastering Hiragana, Katakana, Kanji, and vocabulary fun and intuitive. Built with a focus on aesthetics, customization, and effective learning, it provides an immersive training environment for Japanese language learners at all levels.

Contributing

For Complete Beginners

Start with the Beginner's Contribution Guide for a step-by-step walkthrough that explains everything from creating a GitHub account to opening your first PR.

Not a Beginner?

All contributions are welcome! Whether you're fixing bugs, adding features, improving documentation, or translating — check out CONTRIBUTING.md to get started.

Live Demo · Documentation

Key Features

• Three Training Dojos — Kana (Hiragana/Katakana), Kanji (JLPT N5-N1), and Vocabulary
• Four Game Modes — Pick, Reverse-Pick, Input, and Reverse-Input for varied practice
• 100+ Themes — Beautiful light and dark themes with 28 Japanese fonts
• Progress Tracking — Statistics, streaks, and 80+ achievements
• Fully Responsive — Works seamlessly on desktop, tablet, and mobile

Quick Start

git clone https://github.com/lingdojo/kana-dojo.git
cd kana-dojo
npm install
npm run dev

Open http://localhost:3000 to start learning.

To validate changes before opening a PR:

npm run check

Having issues? See the Troubleshooting Guide

Documentation

Tech Stack

• Next.js 15
• React 19
• TypeScript
• Tailwind CSS
• shadcn/ui
• Zustand
• Framer Motion

See Architecture docs for full technical details.

Credits

Logo

• Brandon Haupt — creator of the KanaDojo logo.

Sponsors

• Vercel — part of Vercel's Open-source Software Sponsorship Program.
• Cossistant — part of Cossistant's Open-source Program.

Inspiration

• Duolingo — main inspiration.
• Monkeytype — UI and design inspiration.

Japanese Language Libraries

• Kuroshiro — Japanese text conversion and romanization.
• Kuromoji — Japanese tokenizer used for text analysis.
• Wanakana — kana and romaji transliteration helpers.

Data Sources

• JMdict — Japanese-English dictionary data.
• KANJIDIC — kanji readings and meanings database.
• Jonathan Waller's JLPT Resources — JLPT study references.
• jlptsensei.com — JLPT vocabulary and study material.

Star History

License

This project is licensed under the AGPL 3.0 License — see LICENSE.md for details.

Contact

• Discord: https://discord.gg/CyvBNNrSmb
• Email: dev@kanadojo.com

Made with ❤️ by the open-source community for Japanese language learners worldwide

がんばって！ (Ganbatte! — Do your best!)

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